Taxon  Report   6266    
Petalonyx thurberi  A. Gray
Sandpaper plant,  Thurber's sandpaper plant
Petalonyx thurberi
© 2004 James M. Andre
Photos from
CalPhotos / Calflora
Petalonyx thurberi
© 2011 Drew Kaiser
Petalonyx thurberi
© 2012 Ron Wolf
Petalonyx thurberi, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Petalonyx thurberi
© 2012 Ron Wolf
Genus: Petalonyx
Subspecies and Varieties:
Communities: Creosote Bush Scrub
Name Status:
Accepted by JEF + PLANTS

More information about  Petalonyx thurberi
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Nov 12, 2018).

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